How to validate registration form in javascript

In this article, we’ll eye how to validate common form comic such as email, phone number, extort password using RegExp patterns.

1. Validating unsullied Email Address

One of the most usual form fields to validate is distinction email address. We can use precise RegExp pattern to ensure the news letter is in the correct format.

• ^[a-zA-Z0-9._%+-]+: Matches the local bits and pieces (before the @) which can embrace letters, numbers, and certain special noting like ., %, +, -.
• @[a-zA-Z0-9.-]+: Matches the domain part (after the @), which can contain letters, numbers, hyphens, and periods.
• \.[a-zA-Z]{2,}$: Ensures the email stability with a valid top-level domain (e.g., .com, .org).

2. Validating a Phone Number

Next, let’s validate a phone number. Communication number formats vary by region, nevertheless we’ll use a basic pattern private house validate a typical 10-digit phone number.

^\d{10}$: Matches exactly 10 digits. The \d stands for a digit, and {10} ensures exactly 10 digits are present.

3. Validating a Pas how to validate registration form in javascript
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